high7.5
CVE-2026-15978
SGLang contains a model weight exfiltration vulnerability when no API keys are configured, as SGLang will expose two endpoints that allow a remote attacker to …
Impact
SGLang contains a model weight exfiltration vulnerability when no API keys are configured, as SGLang will expose two endpoints that allow a remote attacker to trigger distributed weight broadcasting using NCCL and then triggering data transfer, attackers can exfiltrate all model weights.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Lmsys | Sglang | through 0.5.15 |